JPH10180690A - Method and device for cutting blank side edges of bundled printed matters supplied individually or in staked condition - Google Patents

Abstract

PROBLEM TO BE SOLVED: To secure non-interrupted smooth work in a relation between a series of cutting steps for books, booklets or magazines and other treating devices by cutting two printed matters by a head edge part and a leg edge part in one operation step. SOLUTION: A driving unit of a piston cylinder unit 33 is provided in a base guided by the driving motor of a positioning device 7, two printed matters 5 and 6 are placed in cutting positions for head edge and leg edge parts, and these printed matters 5 and 6 are pressed before cutting is performed on a cutting table 22 by a pressing beam 34 provided in the front side of a cutting device 2. In this condition, the two printed matters 5 and 6 are cut by a cutter 3 and then a next printed matter 4 is moved to the position of a front edge part where cutting is performed. Further, staked printed matters 40 are fed to a lift for guiding these upward, moved to fixing devices 12 and 13, all treating steps are executed with one work and this is then repeated.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a cutting apparatus in which a printed material is gripped by its bundled side edges and is moved in a translational manner in a processing surface which is oriented perpendicularly to a cutting surface. Blanks of bundled prints, such as books, booklets or magazines, supplied individually or in layers, in the form of being moved to a cutting position by translational movement and rotational movement of A method for cutting the side edges of

Further, the present invention provides a cutting device having a cutter for working in a vertical plane of a substantially horizontal cutting table, and a cutter provided at a distance from a cutting surface of the cutting device. The printed material gripped by the bundled side edges is guided to the working area of the cutting device, and is driven step by step about the rotation axis perpendicular to the cutting table and perpendicular to the cutting surface. A positioning device, individually or in layers, in the form of a fixing device connected to the positioning device, the mounting device having a mounting plate forming a printed product mount that can be connected to the cutting table. And a device for cutting blank side edges of the bundled printed material supplied by the apparatus.

[0003]

2. Description of the Related Art In general, a printed product of the type described at the outset has the desired size at the three blank side edges after the signatures forming it have been bundled or after the folding has been installed. It is cut to. At this time, many books overlapping each other are cut together without changing the fixed state.

[0004] Swiss Patent No. 263 992 discloses that
A so-called cutting device for cutting a book or the like is disclosed, and this cutting device cuts three side edges in a fixing step. For this purpose, a holding girder is provided on the slider by a column so as to cover the rotary table in the lateral direction,
A screw nut is guided vertically slidably, but non-rotatably, in this spar. The screw nut bears a screw spindle and is formed on the lower side with a pressing head for pressing the holding plate.

This publication discloses an old-fashioned three-way cutting machine. In this three-way cutting machine, one or many books and the like are fastened and fixed on a rotary table.
The rotary table rests on a slider that can slide in a direction perpendicular to the cutter. According to this apparatus, the cutting of a book is performed by sequentially rotating the rotary table 90 ° each time with one cutter and three side edges with one cutter.

[0006] Swiss Patent No. 26399 cited herein.
The embodiment according to No. 2 also allows the application of the known technique described therein, wherein the turntable is rotatable 360 ° in a number of sliders. The cutting device described in EP-A-0 710 530 for cutting the three side edges of a bundle of printed products is used to hold the printed material in addition to a cutter cooperating with a cutting table. It has a formed cutting clip which has a positioning device which is driven in translation and rotationally with respect to the cutter in order to hold the printed products on the side to which they are bound.

[0007] Due to the multiple stepwise cutting steps, the cutting apparatus described above has the disadvantage that the processing efficiency is unusually low and automatic loading is impeded.

[0008]

The problem underlying the present invention is that, while maintaining high reliability and the required quality, the efficiency of conventional processing operations is significantly improved, in the manner described at the outset. SUMMARY OF THE INVENTION It is an object of the present invention to provide a method for cutting blank side edges of a bundle of printed sheets supplied individually or in layers and an apparatus for implementing the method.

[0009]

SUMMARY OF THE INVENTION The above-mentioned object is achieved in a method according to the invention by cutting two prints in one operation at the head and / or leg edges. This allows the processing operation to be performed in part by a double-dose method, thus achieving a significantly higher processing efficiency.

A cutting device for carrying out the method according to the invention, which has a cutter working in the vertical plane of a substantially horizontal cutting table, and which is spaced from the cutting plane of the cutting device. Guides the printed material, which is held by the bundled side edges, to the working area of the cutting device, and steps around the rotation axis perpendicular to the cutting table and in the direction perpendicular to the cutting section. And a positioning device, which is individually driven in a manner comprising a mounting and fixing plate forming a printed material mounting portion that can be connected to the cutting table of the fixing device connected to the positioning device. Alternatively, the device for cutting the blank side edges of a bundle of printed products supplied in layers can be controlled independently of one another, in that the positioning device is arranged rear-to-back with respect to the axis of rotation Two Characterized in that it comprises a locking device.

Hereinafter, the present invention will be described in detail with reference to the embodiments shown in the accompanying drawings.

[0012]

1 and 2 show an apparatus 1 for carrying out the method according to the invention. The device 1 for cutting the blank side edges of books, magazines, booklets and magazines comprises a cutting device 2 having a cutter 3 movable in the vertical plane of a substantially horizontal cutting table 22. The descendable cutter beam 25 to which the cutter 3 is fixed (exchangeably) performs a pinching-like movement. This movement ends with a blade guide strip 26 inserted into the cutting table 22. The cutting table 22 which is a partial surface of the flat processing table 14 is laterally displaced with respect to the positioning device 7. The positioning device 7 itself is reciprocally driven to rotate about a rotation axis 24 perpendicular to the surface of the processing table 14 and in a direction perpendicular to the cutting surface of the cutting device 2. For this purpose, the processing table 14, which is shaped like a stand standing on a signature, has a slit-like notch 27. The notch 27 is connected to the drive shaft 2 connected to the positioning device 7.
8 penetrates. A drive motor (not shown) of the drive shaft 28 is fixed to a base (not shown in the drawing) which is movably guided in a slider manner below the processing table 14 and parallel to the notch 27. Have been. On the processing table 14, as can be seen from FIG.
In order to cut the printed material, the positioning device 7 rotates in a direction opposite to the clock hand by 90 ° in each case. The positioning device 7 guided in the processing table 14 has two fixing devices 12 and 13 provided so that the back surface thereof faces the rotation axis 24. In these fixing devices 12, 13, the bundled printed materials 4 to 6 are fixed by the bundled side edges 23.

According to the embodiment of the invention according to FIGS. 1 and 2, each of the fixing devices 12, 13 has a slit-shaped notch 2.
7 has a fixing plate 16 fitted into the recess 29 of the processing table 14, and this fixing plate forms an integral fixing and mounting surface with the processing table 14. The mounting and fixing plate 16 that is flatly opposed to the rotation axis 24 is spaced apart from each other by a connecting web 30 that is provided in the rotation axis 24 at a substantially right angle to the mounting and fixing plate 16. And a supporting plate 31 provided. Along the support plate 31, a holding plate 32 that can be moved to a closed position and an open position in each of the mounting and fixing plates 16 of the fixing devices 12 and 13 is guided. The side of the connecting web 30 facing the fixing device 12, 13 respectively forms an abutment 35 which serves as a reference edge of the width size for a bundle of previously supplied prints 4-6. I have. The actuation of the hold-down plate 32 is effected by a hydraulically or pneumatically or mechanically or mechanoelectrically actuable piston-cylinder unit 33, which is shown schematically. The piston-cylinder unit 33 includes the support plate 3
Fixed to 1. The drive unit of the piston-cylinder unit 33, which is controlled by a valve mechanism not shown in the accompanying drawings, is a platform which is guided in a slider manner not shown in the accompanying drawings of the drive motor of the positioning device 7. It is provided in. According to the embodiment of the invention according to FIG. 1, two prints 5, 6 are in the cutting position with respect to the head edge and the leg edge, in which position these prints are located in front of the cutting device 2 by the holding beam 3
4 are pressed before cutting is performed on the cutting table 22, respectively. The holding beam 34 is controlled in cooperation with the movement of the cutting device 2 and the positioning device 7.

The supply of the printed material to the positioning device 7 via the processing table 14 is performed by a substantially linear feeding motion substantially parallel to the cutting surface of the cutting device 2. When this feeding movement takes place, for example, the descending hold-down beam 34 or the side guides specially adapted therefor perform an auxiliary movement. Printed matter is supplied by hand in the processing operation cycle of the apparatus 1, for example, by a lift that guides the printed matter 40 upward in a stacked state.
4. The fixing device 1 with the positioning device 7 open when it reaches 4.
2 and 13 respectively.

The working process of the positioning device 7 is 90
This is achieved by a reciprocating motion with a pitch rotation of .degree. And in a vertical direction relative to the cutting surface of the cutter 3 of the cutting device. A paper insertion mechanism 21 is shown opposite to the cutting device 2. The printed matter leaves the processing step via this paper feeding mechanism.

The print is taken off the process in the processing direction along the axis of rotation 24 and the paper feed mechanism is 270 ° away from the loading device. The processing steps are performed by a programmable control mechanism. This control mechanism is provided by the fixing devices 12 and 13 or the positioning device 7.
And a necessary work cycle between the cutting device 2 and the cutting device 2 are determined. This processing operation cycle is extended, for example, when a loading device is connected.

FIGS. 3 to 8 show, in this order, three bundled printed products 4 to 6 in combination with the apparatus 1 shown in FIG.
2 shows the progress of the processing operation steps from the start of the processing operation. In these figures, the cutter 3 of the cutting device 2 and the positioning device 7 of the device are schematically shown in a view from above.

FIG. 3 shows the starting position of the cutting process. That is, the first printed matter 4 is present in the first fixing device 12 at the cutting position of the head edge 9. First, the first printed matter 4 indicated by the dashed line is supplied into the processing surface 8 of the positioning device 7, that is, on the processing table 14 while being somewhat displaced according to the arrow 15 in consideration of the cutting device 2. You. This method does not have to be performed exactly according to the structure of the cutting device 2 and does not impair the proposed cutting method.

When the printed material 4 is moved, the positioning device 7
The first fixing device 12 connected to the first fixing device 12 is opened, and the mounting fixed plate 16 forms the processing surface 8 at the supply surface. Printed matter 4 ~
If the 6 reach the first fixing device 12 at the respectively displaced position-the position indicated by the dashed line in the above-the first and second fixing devices 12, 13 are linearly moved by the portion 17 to be cut. A longer transfer length to the cutting device 2 is required than when one is reached.

FIG. 3 shows the printed matter 4 fixed in the cutting area. After the cutting of the part 17 by the cutting movement of the cutter 3, the printed matter 4 fixed during the entire processing operation is rotated 90 ° after the cutter 3 is lifted, and the leading edge is cut. Is moved to the position where During this stepping movement, the width of the printed material 4 serves to determine the length of the feed section which is carried out in a direction perpendicular to the cutter 3 or to the cutting plane. Sometimes, even if the length of the feed section is zero, the leading edge of the printed material 4 can be cut. In this case, this printed matter 4
It is necessary to move the printed material 4 from the cutter 3 or the positioning device 7 back in accordance with the ratio of the vertical edge to the horizontal edge. In FIG. 4, the translational movement is indicated by arrow 18, while the rotational movement is indicated by arrow 19.

The subsequent processing steps are shown in FIG. After the cutter 3 is lifted, the first printed material 4 is further rotated by 90 °, and the positioning device 7 is moved to a position where the second fixing device 13 picks up the next printed material 5. The two prints 4 and 5 are moved together by a translational movement into the cutting area, where the side edges are cut. In this case, if the two printed products 4 and 5 are fed to the first fixing device 12 and the second fixing device 13 at the same position-of course, with the bundle at the top-the printed material 4 will now The printed material 5 is cut at the head edge 9. The two arrows shown in FIG.
The movements performed earlier of the two printed products 4 and 5 differing by the printed product 4 shown by the solid line and the printed product 5 shown by the dashed line are shown. After this processing operation, the first print 4 is finished and leaves the device 1 according to the arrow 20. However, in this apparatus 1, the paper insertion mechanism shown by arrow 21 is
At the 9 o'clock position, which indicates the cutting of the leading edge 11 of the second printed material 5 and the removal of the first printed material 4 from the fixing device 12. The cutting step in the printed matter 5 substantially corresponds to the cutting step in the printed matter 4 shown in FIG.

After this step, as shown in FIG. 7, the positioning device 7 is moved to a position where it receives the third or subsequent printed material 6 by the (first) fixing device 12. The state shown in FIG. 7 roughly corresponds to the repetition of FIG.
FIG. 8 is a repetition of the cutting process shown in FIG.

[0023]

The method and apparatus according to the present invention allow for multiple cutting steps, which are accompanied by a series of cutting steps for books, magazines, booklets, magazines, etc., in the context of other processing equipment. Smooth work is guaranteed.

[Brief description of the drawings]

FIG. 1 shows the basic structure of the device according to the invention.

FIG. 2 is a longitudinal sectional view of the positioning device shown in FIG.

FIG. 3 shows the course of a working step according to the method according to the invention.

FIG. 4 shows the next course of the working process according to the method according to the invention.

FIG. 5 shows the next course of the working process according to the method according to the invention.

FIG. 6 shows the next course of the working process according to the method according to the invention.

FIG. 7 shows the next course of a working step according to the method according to the invention.

FIG. 8 shows the next course of the working process according to the method according to the invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Cutting device 2 Cutting device 3 Cutter 4 Printed material 5 Printed material 6 Printed material 7 Positioning device 9 Head edge 10 Leg edge 12 First fixing device 13 Second fixing device 14 Processing table 16 Mounting fixing plate 21 Paper insertion mechanism 22 Cutting table 24 Rotation axis 25 Cutter beam 27 Notch 28 Drive shaft 29 Depression 31 Support plate 32 Suppression plate 33 Piston-cylinder unit 34 Suppression beam 35 Contact portion 40 Printed matter

Claims (14)

[Claims] [0145] 01. The printing material is gripped by its bundled side edges and is translated and moved in a processing surface oriented perpendicular to the cutting plane, or the cutting device is translated. Cutting the blank side edges of bundled prints supplied individually or in layers, such as books, booklets or magazines, in a manner that is moved to a cutting position by rotary movement The cutting of the two prints at the head edge and / or the leg edge in one working step. 02. The method according to claim 1, wherein the cutting of one print is performed at the edge of the head and the other print is performed at the edge of the leg. 3. The method according to claim 1, wherein the cutting of the printed material is performed at a head edge or a leg edge, respectively. 4. The method according to claim 1, wherein the preceding printed material is cut at a head edge or a leg edge. 05. A cutting device (2) having a cutter (3) for working in the vertical plane of a substantially horizontal cutting table (22), and a distance from a cutting surface of the cutting device (2). The printed material (4 to 6), which is provided at a position and is gripped by the bundled side edges (23), is guided to the working area of the cutting device (2), and is perpendicular to the cutting table (22). And a positioning device (7) which is driven stepwise about an axis of rotation (24) and perpendicular to the cutting plane, and which is connected to the positioning device (7). 13) bundled prints, supplied individually or in layers, in a manner comprising a mounting plate (16) forming a print mount that can be coupled to the cutting table (22). Device for cutting blank side edges of 7) The device according to claim 1, characterized in that it comprises two fixing devices (12, 13) arranged rear-to-back with respect to the axis of rotation (24) and controllable independently of one another. [06] The back surface of the fixing device (12, 13) is provided within the rotation axis (24), and the mounting fixed plate (1) is provided.
6) is connected to a holding plate (32) which is moved together with a supporting plate (31) opposed to the connecting rod (3).
6. The method of claim 5, wherein
An apparatus according to claim 1. The connecting rod (30) is connected to the fixing device (1).
7. The device according to claim 6, wherein the abutment (35) of each of the bundled side edges (23) of the printed material (4, 6) is formed in each of the prints. 08. A mounting and fixing plate (16) for a supporting plate (31)
On the other side, a drive unit (33), which is connected to the holding plate (32) and is mechanically, electromechanically, hydraulically and / or pneumatically actuated, is fixed. The apparatus according to claim 6 or 7, wherein 09. The positioning device according to claim 5, wherein the positioning devices are each driven in a controlled manner by 90 ° along the axis of rotation. An apparatus according to claim 1. 10. The device according to claim 5, wherein the device is drive-coupled to a hold-down beam that presses the printed material onto the cutting table during cutting. An apparatus according to claim 1. 11. The device according to claim 5, wherein the device and a loading device for supplying the printed material are coupled so as to be driven in a processing cycle. An apparatus according to claim 1. 12. The device is coupled to a programmable control mechanism. 5. The method according to claim 5, wherein
An apparatus according to any one of the preceding claims. 13. Apparatus according to claim 11, wherein a paper feed mechanism (21) for printed matter is provided opposite the loading device. 14. The paper feed mechanism (21) for printed products is provided on the rotation axis (24) at a distance of 270 ° from the loading device in the processing direction.
Alternatively, the apparatus according to 12.